diff options
Diffstat (limited to 'gcc')
| -rw-r--r-- | gcc/ChangeLog | 8 | ||||
| -rw-r--r-- | gcc/builtins.c | 18 | ||||
| -rw-r--r-- | gcc/calls.c | 3 | ||||
| -rw-r--r-- | gcc/genautomata.c | 3 |
4 files changed, 13 insertions, 19 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index ddb86d4..ce0f876 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,11 @@ +2009-11-07 David Binderman <dcb314@hotmail.com> + + * builtins.c (apply_args_size, expand_builtin_mathfn, expand_powi, + expand_builtin_expect, maybe_emit_sprintf_chk_warning): Remove some + set but not used variables. + * calls.c (flags_from_decl_or_type): Likewise. + * genautomata.c (check_regexp_units_distribution): Likewise. + 2009-11-07 Uros Bizjak <ubizjak@gmail.com> * config/i386/sse.md (xop_pmacsww, xop_pmacssww, xop_pmacsdd, diff --git a/gcc/builtins.c b/gcc/builtins.c index 0cb2bd7..ec12512 100644 --- a/gcc/builtins.c +++ b/gcc/builtins.c @@ -1263,7 +1263,7 @@ static enum machine_mode apply_result_mode[FIRST_PSEUDO_REGISTER]; gives the offset of that register into the block returned by __builtin_apply_args. 0 indicates that the register is not used for calling a function. */ -static int apply_args_reg_offset[FIRST_PSEUDO_REGISTER]; +/* static int apply_args_reg_offset[FIRST_PSEUDO_REGISTER]; not used */ /* Return the size required for the block returned by __builtin_apply_args, and initialize apply_args_mode. */ @@ -1297,14 +1297,12 @@ apply_args_size (void) align = GET_MODE_ALIGNMENT (mode) / BITS_PER_UNIT; if (size % align != 0) size = CEIL (size, align) * align; - apply_args_reg_offset[regno] = size; size += GET_MODE_SIZE (mode); apply_args_mode[regno] = mode; } else { apply_args_mode[regno] = VOIDmode; - apply_args_reg_offset[regno] = 0; } } return size; @@ -1924,7 +1922,7 @@ static rtx expand_builtin_mathfn (tree exp, rtx target, rtx subtarget) { optab builtin_optab; - rtx op0, insns, before_call; + rtx op0, insns; tree fndecl = get_callee_fndecl (exp); enum machine_mode mode; bool errno_set = false; @@ -2031,8 +2029,6 @@ expand_builtin_mathfn (tree exp, rtx target, rtx subtarget) end_sequence (); } - before_call = get_last_insn (); - return expand_call (exp, target, target == const0_rtx); } @@ -2903,15 +2899,12 @@ expand_powi_1 (enum machine_mode mode, unsigned HOST_WIDE_INT n, rtx *cache) static rtx expand_powi (rtx x, enum machine_mode mode, HOST_WIDE_INT n) { - unsigned HOST_WIDE_INT val; rtx cache[POWI_TABLE_SIZE]; rtx result; if (n == 0) return CONST1_RTX (mode); - val = (n < 0) ? -n : n; - memset (cache, 0, sizeof (cache)); cache[1] = x; @@ -4893,12 +4886,11 @@ expand_builtin_unop (enum machine_mode target_mode, tree exp, rtx target, static rtx expand_builtin_expect (tree exp, rtx target) { - tree arg, c; + tree arg; if (call_expr_nargs (exp) < 2) return const0_rtx; arg = CALL_EXPR_ARG (exp, 0); - c = CALL_EXPR_ARG (exp, 1); target = expand_expr (arg, target, VOIDmode, EXPAND_NORMAL); /* When guessing was done, the hints should be already stripped away. */ @@ -12140,7 +12132,7 @@ maybe_emit_chk_warning (tree exp, enum built_in_function fcode) static void maybe_emit_sprintf_chk_warning (tree exp, enum built_in_function fcode) { - tree dest, size, len, fmt, flag; + tree size, len, fmt; const char *fmt_str; int nargs = call_expr_nargs (exp); @@ -12148,8 +12140,6 @@ maybe_emit_sprintf_chk_warning (tree exp, enum built_in_function fcode) if (nargs < 4) return; - dest = CALL_EXPR_ARG (exp, 0); - flag = CALL_EXPR_ARG (exp, 1); size = CALL_EXPR_ARG (exp, 2); fmt = CALL_EXPR_ARG (exp, 3); diff --git a/gcc/calls.c b/gcc/calls.c index 13167a6..5528ab9 100644 --- a/gcc/calls.c +++ b/gcc/calls.c @@ -589,12 +589,9 @@ int flags_from_decl_or_type (const_tree exp) { int flags = 0; - const_tree type = exp; if (DECL_P (exp)) { - type = TREE_TYPE (exp); - /* The function exp may have the `malloc' attribute. */ if (DECL_IS_MALLOC (exp)) flags |= ECF_MALLOC; diff --git a/gcc/genautomata.c b/gcc/genautomata.c index e78eea2..77dea23 100644 --- a/gcc/genautomata.c +++ b/gcc/genautomata.c @@ -5045,7 +5045,7 @@ static void check_regexp_units_distribution (const char *insn_reserv_name, regexp_t regexp) { - int i, j, k, cycle, cycle2, start, n_alts, alt, alt2; + int i, j, k, cycle, start, n_alts, alt, alt2; bool annotation_reservation_message_reported_p; regexp_t seq, allof, unit; struct unit_usage *unit_usage_ptr; @@ -5164,7 +5164,6 @@ check_regexp_units_distribution (const char *insn_reserv_name, j < (int) VEC_length (unit_usage_t, cycle_alt_unit_usages); j++) { - cycle2 = j / n_alts; alt2 = j % n_alts; if (! unit_present_on_list_p (VEC_index (unit_usage_t, cycle_alt_unit_usages, |